/* Draft C: night stage.
   References: refs/oxi-instruments (black, white, grey; color comes from the
   content itself; small mono labels), refs/cape-town-dam-levels (dark
   three-level surfaces, no shadows), DESIGN.md 2.3 dark rules.
   The page is laid out like a video app: one big 9:16 stage in the middle. */

:root {
  --bg: #0d0e11;
  --s1: rgba(255, 255, 255, 0.035);
  --s2: rgba(255, 255, 255, 0.065);
  --s3: rgba(255, 255, 255, 0.1);
  --line: rgba(255, 255, 255, 0.09);
  --text: #eef0f4;
  --text-2: rgba(238, 240, 244, 0.66);
  --text-3: rgba(238, 240, 244, 0.44);
  --accent: #ffd43b;
  --accent-ink: #17140a;
  --ok: #5ee08a;
  --ease: cubic-bezier(0.2, 0, 0, 1);
  --font: 'Archivo', ui-sans-serif, system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; scroll-behavior: smooth; color-scheme: dark; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
img, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; touch-action: manipulation; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -48px; padding: 8px 12px; background: var(--accent); color: var(--accent-ink); border-radius: 8px; z-index: 10; }
.skip:focus { top: 12px; }

.label { margin: 0; font: 500 11.5px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); }
.label.accent { color: var(--accent); }
.label.ok { color: var(--ok); }
.mono { font: 500 11.5px/1.4 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); }

/* ---------- top bar ---------- */
.top { display: flex; align-items: center; justify-content: space-between; height: 60px; padding: 0 16px; border-bottom: 1px solid var(--line); }
@media (min-width: 1100px) { .top { padding: 0 32px; } }
.brand { font: 800 19px/1 var(--font); font-stretch: 78%; letter-spacing: 0.01em; text-transform: uppercase; text-decoration: none; }
.top-links { display: flex; align-items: center; gap: 4px; }
.top-links a { text-decoration: none; color: var(--text-2); padding: 8px 12px; border-radius: 8px; font-size: 15px; }
.top-links a:hover { color: var(--text); background: var(--s2); }
.top-links .signin { display: inline-flex; align-items: center; gap: 6px; background: var(--text); color: var(--bg); font-weight: 600; margin-left: 6px; border-radius: 8px; }
.top-links .signin:hover { background: #fff; color: var(--bg); }
@media (max-width: 560px) { .top-links a:not(.signin) { display: none; } }

/* ---------- studio grid ---------- */
.studio {
  display: grid; gap: 20px; padding: 16px 16px 64px;
  grid-template-areas: "intro" "stage" "composer" "side";
}
@media (min-width: 1100px) {
  .studio {
    grid-template-columns: minmax(320px, 400px) auto minmax(260px, 320px);
    grid-template-rows: auto 1fr;
    grid-template-areas: "intro stage side" "composer stage side";
    column-gap: 44px; row-gap: 28px; align-items: start;
    max-width: 1440px; margin: 0 auto; padding: 32px 32px 104px;
  }
}
@media (min-width: 1600px) {
  .studio { max-width: 1720px; grid-template-columns: 420px auto 340px; column-gap: 72px; }
}
.intro { grid-area: intro; }
.stage { grid-area: stage; position: relative; justify-self: center; }
.composer { grid-area: composer; }
.side { grid-area: side; }

.intro h1 { margin: 10px 0 12px; font: 800 clamp(36px, 9vw, 52px)/1.0 var(--font); font-stretch: 72%; letter-spacing: -0.005em; text-wrap: balance; }
.lead { margin: 0; color: var(--text-2); font-size: 17px; line-height: 1.55; max-width: 44ch; }

/* ---------- the stage ---------- */
.screen { position: relative; height: min(60vh, 580px); aspect-ratio: 9 / 16; margin: 0 auto; border-radius: 22px; overflow: hidden; background: #000; outline: 1px solid var(--line); outline-offset: -1px; }
@media (min-width: 1100px) { .screen { height: clamp(560px, calc(100vh - 140px), 900px); } }
.screen video { width: 100%; height: 100%; object-fit: cover; }
.screen::after { content: ""; position: absolute; inset: auto 0 0; height: 38%; background: linear-gradient(to top, rgba(13, 14, 17, 0.82), transparent); pointer-events: none; }

.segments { position: absolute; top: 10px; left: 10px; right: 10px; height: 3px; border-radius: 3px; background: rgba(255, 255, 255, 0.28); overflow: hidden; z-index: 2; }
.seg-fill { position: absolute; inset: 0; background: #fff; transform-origin: left; transform: scaleX(var(--play, 0)); }
[data-state="generating"] .seg-fill { background: var(--accent); transform: scaleX(var(--progress, 0)); }

.caption { position: absolute; left: 16px; right: 72px; bottom: 16px; z-index: 2; display: grid; gap: 2px; }
.caption b { font: 750 22px/1.15 var(--font); font-stretch: 80%; }
.caption span { color: var(--text-2); font-size: 14px; }
.cap { display: none; }
[data-style="pet"] .cap-pet, [data-style="room"] .cap-room, [data-style="classic"] .cap-classic { display: block; }

.sound { position: absolute; right: 12px; bottom: 14px; z-index: 3; width: 44px; height: 44px; border: 0; border-radius: 999px; display: grid; place-items: center; cursor: pointer; font-size: 20px; color: var(--text); background: rgba(13, 14, 17, 0.6); transition: transform 120ms var(--ease); }
.sound:active { transform: scale(0.92); }
.sound .i-on, .sound[aria-pressed="true"] .i-off { display: none; }
.sound[aria-pressed="true"] .i-on { display: block; }

.chips-overlay { position: absolute; left: 10px; right: 10px; top: 24px; z-index: 3; display: flex; gap: 6px; justify-content: center; }
.chips-overlay button { min-height: 40px; padding: 0 12px; border: 0; border-radius: 999px; cursor: pointer; font-size: 13.5px; font-weight: 600; color: var(--text); background: rgba(13, 14, 17, 0.72); transition: transform 120ms var(--ease), background-color 160ms var(--ease); }
.chips-overlay button:active { transform: scale(0.95); }
.chips-overlay button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); }
@media (min-width: 1100px) { .chips-overlay { display: none; } }
[data-state="generating"] .chips-overlay, [data-state="preview"] .chips-overlay, [data-state="unlocked"] .chips-overlay { display: none; }

.gen-layer { position: absolute; inset: 0; z-index: 2; display: none; }
.gen-layer img { width: 100%; height: 100%; object-fit: cover; filter: blur(14px) brightness(0.45); transform: scale(1.1); }
[data-style="classic"] .gen-layer img { visibility: hidden; }
.gen-count { position: absolute; inset: 0; display: grid; align-content: center; justify-items: center; gap: 8px; text-align: center; padding: 24px; }
.gen-pct { font: 800 88px/0.9 var(--font); font-stretch: 70%; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
.gen-step { color: var(--text-2); font-size: 16px; }
[data-state="generating"] .gen-layer { display: block; }

.wm { position: absolute; inset: 0; z-index: 1; display: none; place-items: center; pointer-events: none; font: 800 50px/1 var(--font); font-stretch: 75%; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255, 255, 255, 0.42); transform: rotate(-22deg); }
[data-state="preview"] .wm { display: grid; }
.locked-badge { position: absolute; top: 24px; left: 12px; z-index: 3; display: none; padding: 6px 10px; border-radius: 6px; font: 500 11.5px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; background: var(--accent); color: var(--accent-ink); }
[data-locked="yes"] .locked-badge { display: block; }

/* paywall sheet: below the stage on phones, slides over its bottom on desktop */
.sheet { display: none; margin-top: 14px; padding: 18px; border-radius: 18px; background: #16171b; box-shadow: 0 0 0 1px var(--line); }
[data-state="preview"] .sheet, [data-state="unlocked"] .sheet { display: block; }
@media (min-width: 1100px) {
  .sheet { position: absolute; left: 12px; right: 12px; bottom: 12px; margin: 0; z-index: 4; animation: rise 280ms cubic-bezier(0.16, 1, 0.3, 1); }
  [data-state="preview"] .sheet { display: none; }
  [data-state="preview"][data-locked="yes"] .sheet, [data-state="unlocked"] .sheet { display: block; }
}
@keyframes rise { from { transform: translateY(16px); opacity: 0; } to { transform: none; opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .sheet { animation: none; } }
.sheet-title { margin: 4px 0 12px; font: 750 24px/1.15 var(--font); font-stretch: 82%; }
.done-copy { display: none; }
[data-state="unlocked"] .paywall-copy { display: none; }
[data-state="unlocked"] .done-copy { display: block; }

.packs { display: grid; gap: 6px; }
.pack { display: grid; grid-template-columns: 18px 1fr auto; gap: 12px; align-items: center; min-height: 50px; padding: 0 14px; border-radius: 12px; background: var(--s1); box-shadow: inset 0 0 0 1px var(--line); cursor: pointer; transition: background-color 160ms var(--ease), box-shadow 160ms var(--ease); }
.pack input { width: 18px; height: 18px; margin: 0; accent-color: var(--accent); }
.pack span { font-weight: 500; }
.pack em { font-style: normal; color: var(--text-3); font-size: 13.5px; margin-left: 4px; }
.pack b { font-weight: 700; font-variant-numeric: tabular-nums; }
.pack:has(input:checked) { background: var(--s3); box-shadow: inset 0 0 0 1.5px var(--accent); }
.sheet-foot { display: grid; gap: 6px; margin-top: 10px; font-size: 13px; color: var(--text-3); }
.ghost { justify-self: start; padding: 8px 0; border: 0; background: none; color: var(--text-2); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; font-size: 14px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }
.ghost-btn { display: inline-flex; align-items: center; gap: 8px; height: 52px; padding: 0 20px; border: 0; border-radius: 12px; background: var(--s3); color: var(--text); font-weight: 600; cursor: pointer; transition: transform 120ms var(--ease); }
.ghost-btn:active { transform: scale(0.97); }

/* ---------- buttons ---------- */
.cta {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 54px; padding: 0 24px; margin-top: 14px; border: 0; border-radius: 12px; cursor: pointer; text-decoration: none;
  background: var(--accent); color: var(--accent-ink); font: 700 17px/1 var(--font); letter-spacing: 0.005em;
  transition: transform 120ms var(--ease), background-color 160ms var(--ease);
}
.cta i { font-size: 20px; transition: transform 160ms var(--ease); }
.cta:active { transform: scale(0.97); }
@media (hover: hover) { .cta:hover:not(:disabled) { background: #ffe066; } .cta:hover:not(:disabled) i { transform: translateX(3px); } }
.cta:disabled { background: var(--s3); color: var(--text-3); cursor: not-allowed; transform: none; }
.cta-main { width: 100%; margin-top: 20px; }

/* ---------- composer ---------- */
.style-list { display: grid; gap: 8px; margin-bottom: 18px; }
@media (max-width: 1099px) { .style-list { display: none; } }
.style-row { display: grid; grid-template-columns: 40px 1fr 22px; gap: 14px; align-items: center; padding: 8px 14px 8px 8px; border: 0; border-radius: 14px; text-align: left; cursor: pointer; background: var(--s1); box-shadow: inset 0 0 0 1px var(--line); transition: background-color 160ms var(--ease), transform 120ms var(--ease); }
.style-row:active { transform: scale(0.98); }
.style-row img { width: 40px; height: 71px; border-radius: 8px; object-fit: cover; }
.style-row b { display: block; font-weight: 650; font-size: 16px; }
.style-row small { color: var(--text-3); font-size: 13.5px; }
.style-row i { font-size: 22px; color: var(--accent); opacity: 0; transition: opacity 160ms var(--ease); }
.style-row[aria-pressed="true"] { background: var(--s3); box-shadow: inset 0 0 0 1.5px var(--accent); }
.style-row[aria-pressed="true"] i { opacity: 1; }

.drop { display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: center; padding: 18px 16px; border-radius: 14px; border: 1px dashed rgba(255, 255, 255, 0.24); cursor: pointer; transition: border-color 160ms var(--ease), background-color 160ms var(--ease); }
.drop i { font-size: 28px; color: var(--text-2); }
.drop b { display: block; font-weight: 650; }
.drop small { color: var(--text-3); font-size: 13.5px; }
.drop:hover, .drop[data-over="yes"], .drop:focus-within { border-color: var(--accent); background: var(--s1); }
.samples { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; font-size: 14px; color: var(--text-3); }
.sample { display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 4px 12px 4px 4px; border: 0; border-radius: 999px; background: var(--s2); cursor: pointer; font-size: 14px; color: var(--text); transition: transform 120ms var(--ease); }
.sample img { width: 30px; height: 30px; border-radius: 999px; object-fit: cover; }
.sample:active { transform: scale(0.96); }
.file-row { display: none; grid-template-columns: 44px 1fr auto; gap: 12px; align-items: center; padding: 8px; border-radius: 14px; background: var(--s2); }
.file-row img { width: 44px; height: 44px; border-radius: 10px; object-fit: cover; }
.file-meta { display: grid; min-width: 0; }
.file-meta b { font-weight: 600; overflow-wrap: anywhere; }
.status[data-ok="yes"] { color: var(--ok); }
.x { width: 40px; height: 40px; border: 0; border-radius: 10px; background: none; display: grid; place-items: center; cursor: pointer; color: var(--text-2); font-size: 18px; }
.x:hover { background: var(--s3); }
[data-photo="yes"] .drop, [data-photo="yes"] .samples { display: none; }
[data-photo="yes"] .file-row { display: grid; }
[data-style="classic"] .photo-block { display: none; }

.consent { display: flex; gap: 12px; align-items: flex-start; margin-top: 18px; font-size: 14px; color: var(--text-2); cursor: pointer; }
.consent input { width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--accent); flex: none; }
.hint { margin: 10px 0 0; font-size: 13.5px; color: var(--text-3); }

[data-state="generating"] .composer, [data-state="preview"] .composer, [data-state="unlocked"] .composer { opacity: 0.35; pointer-events: none; }

/* ---------- side ---------- */
.side { display: grid; gap: 14px; }
.side-block { padding: 18px; border-radius: 16px; background: var(--s1); box-shadow: inset 0 0 0 1px var(--line); }
.prices { margin: 10px 0 8px; display: grid; }
.prices div { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px solid var(--line); }
.prices div:last-child { border-bottom: 0; }
.prices dt { color: var(--text-2); }
.prices dd { margin: 0; font-weight: 650; font-variant-numeric: tabular-nums; }
.small { margin: 0; font-size: 13.5px; color: var(--text-3); }
.specs { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; color: var(--text-2); font-size: 15px; }

/* ---------- FAQ and footer ---------- */
.faq { max-width: 1440px; margin: 0 auto; padding: 72px 16px; border-top: 1px solid var(--line); }
@media (min-width: 1100px) { .faq { display: grid; grid-template-columns: 400px minmax(0, 720px); gap: 44px; padding: 104px 32px; } }
.faq h2 { margin: 0 0 20px; font: 800 clamp(34px, 6vw, 48px)/1 var(--font); font-stretch: 72%; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; padding: 18px 0; font-size: 17px; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0 0 18px; color: var(--text-2); max-width: 65ch; }

.foot { display: grid; gap: 18px; max-width: 1440px; margin: 0 auto; padding: 40px 16px 48px; border-top: 1px solid var(--line); }
@media (min-width: 1100px) { .foot { grid-template-columns: 1fr auto; padding: 48px 32px; } .foot .copy { grid-column: 1 / -1; } }
.foot p { margin: 8px 0 0; color: var(--text-3); font-size: 14px; max-width: 48ch; }
.foot nav { display: flex; flex-wrap: wrap; gap: 4px 20px; align-content: start; }
.foot nav a { text-decoration: none; color: var(--text-2); padding: 4px 0; font-size: 14.5px; }
.foot nav a:hover { color: var(--text); }
.foot .copy { font: 500 11.5px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }

/* ---------- desktop: compact left column, header aligned with content ---------- */
@media (min-width: 1100px) {
  .top { padding-inline: max(32px, calc((100% - 1440px) / 2 + 32px)); }
  .studio { padding-top: 22px; row-gap: 18px; }
  .intro h1 { font-size: 44px; margin: 8px 0 10px; }
  .lead { font-size: 16px; }
  .style-list { gap: 6px; margin-bottom: 12px; }
  .style-row { padding: 6px 12px 6px 6px; grid-template-columns: 34px 1fr 22px; }
  .style-row img { width: 34px; height: 60px; }
  .drop { padding: 12px 16px; }
  .samples { margin-top: 8px; }
  .consent { margin-top: 12px; }
  .cta-main { margin-top: 12px; }
}
@media (min-width: 1600px) {
  .top { padding-inline: max(32px, calc((100% - 1720px) / 2 + 32px)); }
}